UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for UIAA... Searching the city database file for: UIAA ... Date:0000Z 23 APR 25 Station: UIAA WMO ident: 30758 Latitude: 52.02 Longitude: 113.33 Elevation: 685.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 79 SFC 930 685 0.8 -5.2 64 6.0 -1.4 350 13 279.7 280.2 275.4 287.5 2.79 2 925 711 1.0 -7.0 55 8.0 -1.9 350 17 280.3 280.7 275.2 287.3 2.44 3 850 1382 -5.5 -11.5 63 6.0 -7.3 10 35 280.4 280.7 274.4 285.7 1.86 4 801 1844 -9.7 -13.4 74 3.7 -10.7 18 34 280.7 281.0 274.3 285.6 1.70 5 700 2873 -15.7 -19.9 70 4.2 -16.6 35 31 285.1 285.3 275.9 288.5 1.12 6 656 3359 -18.3 -22.3 71 4.0 -19.1 33 28 287.5 287.7 276.9 290.5 0.97 7 517 5085 -32.3 -36.1 69 3.8 -32.6 26 18 290.9 290.9 277.6 292.0 0.34 8 500 5320 -34.3 -38.3 67 4.0 -34.6 25 17 291.2 291.3 277.7 292.1 0.28 9 400 6840 -47.3 -52.3 56 5.0 -47.4 90 11 293.5 293.5 278.5 293.8 0.08 10 356 7602 -53.9 -59.9 48 6.0 -54.0 105 9 294.6 294.6 279.0 294.7 0.03 11 320 8289 -54.1 -60.1 48 6.0 -54.2 21 9 303.4 303.4 282.8 303.6 0.04 12 312 8453 -50.7 -56.7 49 6.0 -50.8 1 9 310.4 310.4 285.5 310.6 0.06 13 300 8710 -49.7 -55.7 49 6.0 -49.9 330 9 315.3 315.3 287.3 315.6 0.07 14 262 9600 -46.1 -55.1 35 9.0 -46.4 304 13 333.0 333.0 292.6 333.4 0.08 15 250 9910 -46.3 -57.3 28 11.0 -46.7 295 15 337.2 337.2 293.7 337.5 0.07 16 204 11267 -44.7 -61.7 13 17.0 -45.4 300 19 359.9 360.0 298.7 360.2 0.05 17 200 11400 -44.7 -61.7 13 17.0 -45.4 300 19 362.0 362.0 299.1 362.2 0.05 18 150 13310 -46.9 -68.9 6 22.0 -47.7 280 31 389.2 389.3 303.7 389.4 0.02 19 124 14576 -45.5 -68.5 6 23.0 -46.7 289 26 413.6 413.6 307.0 413.7 0.03 20 106 15609 -51.1 -74.1 5 23.0 -51.8 297 22 421.9 421.9 307.9 422.0 0.02 21 100 15990 -49.5 -72.5 5 23.0 -50.4 300 21 432.1 432.1 309.1 432.2 0.02 22 82 17273 -54.7 -77.7 4 23.0 -55.4 308 17 446.7 446.7 310.6 446.7 0.01 23 70 18290 -52.5 -75.5 5 23.0 -53.5 315 13 472.1 472.1 312.8 472.2 0.02 24 61 19183 -49.7 -73.7 4 24.0 -51.1 6 15 497.3 497.3 314.8 497.4 0.03 25 50 20470 -53.5 -76.5 4 23.0 -54.6 80 17 517.4 517.4 316.1 517.5 0.02 26 49 20600 -54.5 -77.5 4 23.0 -55.6 518.0 518.0 316.2 518.2 0.02 27 48 20732 -52.7 -76.7 4 24.0 -54.0 525.4 525.4 316.6 525.5 0.02 TRP 356 7602 -53.9 -59.9 48 6.0 -54.0 105 9 294.6 294.6 279.0 294.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5241.00 m Freezing level: 913.46 mb = 814.23 m = 2671.33 ft Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 68.59 % Est. max temperature: 2.65 C = 36.77 F Sfc-Lift cond lev (LCL): 846.93 mb = 1410.20 m = 4626.59 ft T: -5.76 C 700-500 lapse rate: 7.60 C/km ThetaE index: 1.92 C Layer 925.0- 700.0 mb Conv cond level (CCL): 775.55 mb = 2090.59 m = 6858.82 ft Mean mixing ratio: 2.11 g/kg Conv temperature: 2.83 C = 37.10 F Cap Strength: 4.54 C Lifted Index: 4.65 C Risk: None Lifted Index @300 mb: 20.53 C Lifted Index @700 mb: 2.36 C Showalter Index: 5.17 C Risk: None Total Totals Index: 51.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.80 C Cross Totals Index: 22.80 C K Index: 13.10 Risk: None Sweat Index: 139.00 Risk: None Energy Index: 1.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.41 J/kg Max Up Vert Vel: 0.91 m/s Conv Inhibition (B-): 33769.38 J/kg Cap Strength: 4.63 C Lift Cond Lev (LCL): 791.88 mb = 1931.59 m = 6337.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 57 at 18 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 930 685 350 13 2.3 -12.8 | 280 18 17.3 -3.1 1 925 711 350 17 3.0 -16.7 | 291 19 18.0 -7.0 2 850 1382 10 35 -6.1 -34.5 | 340 26 9.0 -24.7 3 700 2873 35 31 -17.8 -25.4 | 10 16 -2.7 -15.6 4 500 5320 25 17 -7.2 -15.4 | 306 10 7.9 -5.7 5 400 6840 90 11 -11.0 0.0 | 203 11 4.1 9.7 6 356 7602 105 9 -8.7 2.3 | 208 14 6.4 12.1 7 300 8710 330 9 4.5 -7.8 | 264 20 19.6 2.0 8 250 9910 295 15 13.6 -6.3 | 263 29 28.7 3.4 9 200 11400 300 19 16.5 -9.5 | 270 32 31.5 0.2 10 150 13310 280 31 30.5 -5.4 | 265 46 45.6 4.4 11 100 15990 300 21 18.2 -10.5 | 271 33 33.3 -0.8 12 70 18290 315 13 9.2 -9.2 | 269 24 24.3 0.6 13 50 20470 80 17 -16.7 -3.0 | 166 7 -1.7 6.8 Wind Parameters Mean winds (0-6000m): 27.1 at 23.9 knts Storm direction: 57.1 at 18.0 knts Shear (0-3000m) pos: 3.7 neg: 0.5 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 74.4 deg Storm rel helicity (0-3000m) pos: 188.1 neg: -14.1 tot: 174.0 m^2/s^2 ave: 58.0 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 5.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 17.75 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 358 23 309 20| 17.9 0.0 17.9| 91.4 0.0 91.4 182.7 0.94| 18.4 17.3 1000 6 28 327 22| 11.9 0.0 11.9|143.8 0.0 143.8 143.8 0.91| 14.1 12.7 1500 11 30 335 22| 7.9 0.0 7.9|165.0 0.0 165.0 110.0 0.88| 11.1 9.7 2000 15 30 340 21| 6.0 0.0 6.0|182.5 0.0 182.5 91.3 0.86| 9.6 8.2 2500 19 31 345 20| 4.5 0.0 4.5|188.1 -5.5 182.6 73.0 0.78| 8.4 6.5 3000 21 30 347 19| 3.7 0.5 4.3|188.1 -14.1 174.0 58.0 0.67| 7.5 5.0 4000 23 28 347 17| 2.8 1.2 4.0|188.1 -30.0 158.0 39.5 0.48| 6.4 3.1 5000 24 26 343 15| 2.3 1.2 3.5|188.1 -42.4 145.6 29.1 0.32| 6.0 1.9 6000 27 24 340 12| 1.9 1.0 3.0|188.1 -51.2 136.9 22.8 0.17| 5.9 1.0 Wrote GIF file: /home/apache/climate/data/raob//UIAA/skewt/UIAA.skewt.20250423.00.gif